Docker: Simplify docker module by making usernames adjustable

modules/hosts/tux/devtools.nix

@@ -1,5 +1,5 @@
 { inputs, ... }: {
-  flake.modules.nixos.tux = {
+  flake.modules.nixos.tux-devtools = {
     imports = with inputs.self.modules.nixos;
       with inputs.self.factory; [
         development-tools
@@ -9,7 +9,7 @@
         udev-pio
         udev-lauterbach
 
-        docker
+        (docker [ "weckyy702" ])
       ];
   };
 }

modules/hosts/tux/users/weckyy702/docker.nix

@@ -1,5 +0,0 @@
-{
-  flake.modules.nixos.tux = {
-    users.users.weckyy702.extraGroups = [ "docker" ];
-  };
-}

modules/programs/docker.nix

@@ -1,8 +1,14 @@
 {
-  flake.modules.nixos.docker = {
+  config.flake.factory.docker = users: { lib, ... }: {
     virtualisation.docker = {
       enable = true;
       autoPrune.enable = true;
     };
+    users.users =
+      lib.genAttrs
+        users
+        (_: {
+          extraGroups = [ "docker" ];
+        });
   };
 }